Home / 1,908,347.60-2,861,432.76-785,078.48

Finding the Fourth Proportional to 1,908,347.60, 2,861,432.76 and 785,078.48

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Solution

The fourth proportional to 1,908,347.60, 2,861,432.76 and 785,078.48 is: 1,177,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,347.60 : 2,861,432.76 = 785,078.48 : x
  2. Step 2: Convert to fraction form
    1,908,347.60/2,861,432.76 = 785,078.48/x
  3. Step 3: Cross multiply
    1,908,347.60x = 2,861,432.76 × 785,078.48
  4. Step 4: Simplify right side
    1,908,347.60x = 2,246,449,281,843.00
  5. Step 5: Solve for x
    x = 2,246,449,281,843.00/1,908,347.60
  6. Step 6: Final answer
    x = 1,177,169.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.